Virtual Tour of PCF-104 PCF 104 is a U.S. Navy Patrol Craft, Fast, better known as a Swift Boat. These boats were an integral component of Task Force 115, or “Market Time” operations established March March 24, 1965. Combined with air and waterborne elements of the U. S. Navy and U. S. Coast Guard, Swift Boats were credited with successfully blockading the entire South Vietnam coast, making it impossible for enemy waterborne transportation of contraband. A versatile craft, the Swift Boat performed a variety of missions on the coast and inland waterways of Vietnam until their turnover to the Vietnamese Navy in 1970.Please allow a few minutes for all of the slide show photos to download. Click on the “Thumbnails” icon at the top right of the slideshow to scroll through thumbnail images.